[Antibiotic-induced diarrhea and pseudomembranous colitis]

Although not all antibiotic-induced diarrhoea is pseudomembranous, and not all pseudomembranous colitis is antibiotic-induced, by far the greater proportion of intestinal lesions and diarrhoea occurring in conjunction with Clostridium difficile infection are attributed to previous antibiotic treatment. The article consists in a review of pathogenic, diagnostic, treatment and nosocomial aspects.